64704346 has 16 divisors (see below), whose sum is σ = 117446976. Its totient is φ = 26099136.

The previous prime is 64704331. The next prime is 64704349. The reversal of 64704346 is 64340746.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (64704349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135696 + ... + 136171.

It is an arithmetic number, because the mean of its divisors is an integer number (7340436).

Almost surely, 2^64704346 is an apocalyptic number.

64704346 is a deficient number, since it is larger than the sum of its proper divisors (52742630).

64704346 is a wasteful number, since it uses less digits than its factorization.

64704346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271893.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 64704346 is about 8043.9011679657. The cubic root of 64704346 is about 401.4620371079.

It can be divided in two parts, 6470 and 4346, that added together give a square (10816 = 104²).

The spelling of 64704346 in words is "sixty-four million, seven hundred four thousand, three hundred forty-six".